False-seronegative HCV infection motivated by interference with cryoglobulins.
Gemma Recio ComíCarmen Molina ClaveroSandra Calabuig BallesterClara Benavent BofillEster Picó-PlanaCarla Martín GrauCristina Gutiérrez FornésMa Teresa Sans MateuPublished in: Advances in laboratory medicine (2021)
As shown in the case, the presence of CGs in blood may represent a challenge for the correct interpretation of several laboratory tests. The identification of CGs and the pre-treatment of serum are decisive to avoid spurious results and reach a genuine diagnosis.